DWG

Full Name	DWG (AutoDesk AutoCAD)
Format ID	IG_FORMAT_DWG = 69
File Extension(s)	*.dwg
Data Type	Vector/CAD image
Data Encoding	Binary
Color Profile Support	No
ImageGear Multi-Page Support	No
ImageGear Alpha Channel Support	No
ImageGear 3D Image Support	Yes
ImageGear Raster to Vector Format Conversion Support	No
ImageGear Unicode Text Display Support	Yes
ImageGear Platforms Support	Win32, Win64, .NET, .NET64

To support DWG format, attach ImageGear CAD/Vector (DWG, DXF) Component to Core ImageGear.

IG_COMPRESSION_NONE - Vector/CAD data

IG_COMPRESSION_NONE - Vector/CAD data

Filter Control Parameter	Type	Default Value	Available Values	Description
BACKCOLOR	Long	0	Any positive value	This parameter sets view background color for image reading. If 0, black background color is set; otherwise, white background color is set.
WIDTH	Long	512	Any positive value	Defines the width of the empty DIB associated with the image after loading. DIB height is calculated using the file's scale factors. See Working with Vector Data.
FONTPATH	String	""	Any string up to 262 characters	Defines a path to the vector font files. Format - <Path1>;< Path2>;... .
PASSWORD	String	""	Any string up to 262 characters	Sets password for reading encrypted files.
VERSION	String	ACAD2004	ACAD12, ACAD13, ACAD14, ACAD2000, ACAD2004, ACAD2007	Used to specify version to save the file as.
SHOWHIDDEN	Boolean	False	False, True	If True, hidden layers are shown by default.
TRUETYPE	Boolean	False	False, True	This parameter has been deprecated and will be removed in the next major release of ImageGear.
TTFWIDTH	Double	0	Any positive value	This parameter has been deprecated and will be removed in the next major release of ImageGear.
LINEWIDTHDEF	Double	0	Any positive value	This parameter has been deprecated and will be removed in the next major release of ImageGear.

DWG, short for "DraWinG", is a CAD file format which serves as the native file format for drawings created in AutoCAD.